Genetic Therapy Modes Quiz

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Questions and Answers

What is the main approach used in gene therapy for diseases caused by recessive mutations?

  • Complementing the defective gene (correct)
  • Introducing a normal gene
  • Targeting the protein product
  • Silencing the normal gene

What strategy is typically employed for autosomal dominant genetic diseases in gene therapy?

  • Introducing a normal gene
  • Activating the mutant protein
  • Silencing the defective gene (correct)
  • Increasing expression of the pathogenic gene

Which type of therapeutic RNA inhibits gene function by controlling gene function?

  • mRNAs
  • gRNAs
  • siRNAs (correct)
  • RNA aptamers

In gene therapy, what are RNAs that reprogram genetic information and include trans-splicing ribozymes used for?

<p>Reprogramming genetic information (D)</p> Signup and view all the answers

What is the main characteristic of siRNAs used in RNA interference?

<p>Double-stranded RNA with a 3′ overhang (B)</p> Signup and view all the answers

Which type of therapeutic RNA is used for DNA modification in gene therapy?

<p>gRNAs (B)</p> Signup and view all the answers

What is the main function of Aptamers in cancer therapy?

<p>Delivering chemotherapeutics to cancer cells (D)</p> Signup and view all the answers

How are SiRNAs generated by the ribonuclease?

<p>Through endonucleolytic processing (C)</p> Signup and view all the answers

What is the main purpose of Ribozymes in gene therapy?

<p>Downregulating pathogenic genes (A)</p> Signup and view all the answers

Which ribozyme motif is characterized by its ability for self-cleavage of a particular phosphodiester bond?

<p>Hammerhead ribozyme (D)</p> Signup and view all the answers

What is the special characteristic of Group I and Group II intron ribozymes?

<p>Self-splicing reaction (A)</p> Signup and view all the answers

Which disease has Ribozymes been clinically trialed for according to the text?

<p>Solid tumors (A)</p> Signup and view all the answers

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